208078929

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{4159}}^1$

素因数の和:4294

約数の個数: 32

約数和(自身を含む): 329472000

約数和(自身を除く): 121393071

約数列:

[1, 3, 9, 17, 27, 51, 109, 153, 327, 459, 981, 1853, 2943, 4159, 5559, 12477, 16677, 37431, 50031, 70703, 112293, 212109, 453331, 636327, 1359993, 1908981, 4079979, 7706627, 12239937, 23119881, 69359643, 208078929]

約数ペア:

[(1, 208078929), (3, 69359643), (9, 23119881), (17, 12239937), (27, 7706627), (51, 4079979), (109, 1908981), (153, 1359993), (327, 636327), (459, 453331), (981, 212109), (1853, 112293), (2943, 70703), (4159, 50031), (5559, 37431), (12477, 16677)]